Michael van Gerwen drew his final group game with Dave Chisnall in Brighton to finish top of the Premier League table.
St Helens-born Chisnall finished a point behind the 26-year-old Dutchman in second place.
World number one Van Gerwen will face defending Premier League champion and fellow countryman Raymond van Barneveld in his semi-final in London on 21 May.
PDC world champion Gary Anderson, who will face Chisnall in the last four, completes the semi-final line-up.
Sixteen-times world champion Phil Taylor, who had already been eliminated from the competition, defeated James Wade 7-1 in his final match.
Anderson beat Adrian Lewis 7-3 to maintain third position, while Van Barneveld beat Stephen Bunting 7-4.
The final follows immediately after both semi-finals have been played.
|Premier League final table|
|Michael van Gerwen||16||23|
|Raymond van Barneveld||16||19|
|Semi-finals (21 May): Van Gerwen v Van Barneveld; Chisnall v Anderson|